<template lang="">
    <div>数字:{{number}}
        
    </div>
    <button @click="addNumber">+1</button>
</template>
<script>
export default {
    data() {
        return {
            number:1
        }
    },
    methods:{
        addNumber(){
            this.number++
        }
    },
}
</script>
<style lang="">
    
</style>